What impressed me most in his report lies in the words to bring about an _________ of the conditions of the working men and women．
| A．improvement | B．advance | C．increase | D．achievement |
We first met on a train in 2000. We both felt immediately that we___each other for years.
| A．knew | B．have known | C．had known | D．hope |
It was not until midnight____ they reached the camp site.
| A．that | B．when | C．while | D．as |
-----Are you pleased with the play?
------Not at all. It couldn’t have been___.
| A．worse | B．so better | C．better | D．the worse |
----Did Jack come back early last night?
------Yes. It was not yet eight o’clock____ he arrived home.
| A．before | B．when | C．that | D．until |
Almost every country is increasing the price of cigarettes____ reduce smoking.
| A．so that | B．so as to | C．in order that | D．as to |